TROJ_ARTIEF.DZ
Exploit:Win32/CVE-2012-0158.R (Microsoft), Exploit-CVE2012-0158 (McAfee), Trojan.Dropper (Symantec), Win32/Agent.PGN trojan (ESET), MSOffice/CVE20120158.fam!exploit (Fortinet), Exp/20120158-A (Sophos)
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It executes the dropped file(s). As a result, malicious routines of the dropped files are exhibited on the affected system.
TECHNICAL DETAILS
470,445 bytes
RTF
21 Sep 2012
Arrival Details
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Dropping Routine
This Trojan drops the following files:
- {All User's Profile}\Application Data\mspool.DLL
- %User Temp%\~WINWORD
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.)
It executes the dropped file(s). As a result, malicious routines of the dropped files are exhibited on the affected system.
SOLUTION
9.200
9.412.03
21 Sep 2012
9.413.00
22 Sep 2012
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 2
Search and delete these files
- {All User's Profile}\Application Data\mspool.DLL
- %User Temp%\~WINWORD
Step 3
Scan your computer with your Trend Micro product to delete files detected as TROJ_ARTIEF.DZ. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
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